Nine speakers may seem like overkill, but Dolby's pro Logic IIz fulfills the promise of surround sound: audio that envelops you from all over, not just the sides.

配置九个扬声器似乎显得小题大做，但杜比的Pro Logic IIz的确实现了环绕声音的产品承诺：让声音从四面八方把人包围，而不是只从某些方位发出。

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And um, I use Logic pro, which is a great software program.

而且，我用Logic Pro，是一个很棒的软件程序。

youdao

Progressive Scan, Dolby Digital, Dolby Pro Logic, and DTS decoding.

逐行扫描，杜比数码，杜比专业逻辑，和DTS解码。

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The TX-NR807 and non-networking TX-SR707, also introduced today, are Onkyo's first receivers to offer Audyssey DSX soundstage extension processing in addition to Dolby Pro Logic IIz height-capabilities.

ENGADGET: Onkyo TX-NR807 and TX-SR707 receivers keep the updates rolling

Up top, you'll find indicators for Dolby Headphone, Dolby Digital EX, Dolby Pro Logic IIx and Dolby Digital -- these let you know which surround sound simulation, if any, is currently being pushed to the headset.

ENGADGET: Tritton Warhead 7.1 Wireless Surround Sound Headset for Xbox 360 review

Notably, the line features the introduction of several industry-leading performance features, including the world's first Audyssey DSX with front height or expanded width channels in the receiver category (AVR-4310CI) and Dolby Pro Logic IIz decoding in all models.

ENGADGET: Denon outs 2009 line of Blu-ray players, AV receivers and headphones